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Fangzhou Hou posted a new activity comment 8 years ago
For an organization choosing among Denver Colorado, Miami Florida, Redlands California and Tulsa Oklahoma, from a physical security perspective – where would be the best place to locate their data center? Why is this place better and the other places worse?
From the geographical perspective, both Miami Florida and Redlands California are very c…[Read more]
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Fangzhou Hou posted a new activity comment 8 years ago
The article I read named “High Cybersecurity Staff Turnover is an Existential Threat”. According to the article, nearly 65% of cybersecurity professionals struggle to define their career paths—leading to high turnover rate opens up big security holes within organizations. Of course, most people want a better job with higher salary or more oppor…[Read more]
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Fangzhou Hou posted a new activity comment 8 years ago
3. Controls are important in all the OTC processes including invoicing and collections. What would be different in the controls of a purely domestic US company vs. an international company? Give 1 – 2 specific examples.
The first different in the controls of a purely domestic US company and an international company is period reconciliation o…[Read more]
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Fangzhou Hou posted a new activity comment 8 years ago
Question 2: Who in an organization should care more about the collections process – Finance or Sales? Explain
Comparing with sales, finance should care more about the collections process, because this process includes posting account receivable, contact accounts to collect past-due balances, prepare account status reports, research and r…[Read more]
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Fangzhou Hou commented on the post, Week 6 Questions, on the site 8 years ago
Good point in changing the shipping addresses Yulun. Actually, most of OTC systems are well protected by the antivirus software. So I was thinking that as for an attacker from outside organization, attack the PCs or other mobile device of the manager level who has access authority to the OTC system may be easier to get into the system, so that you…[Read more]
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Fangzhou Hou posted a new activity comment 8 years ago
1.Assume you’re an outside organization with goal to cause negative things to happen to an organization’s Order to Cash (OTC) process. Where would you attack it? Explain Why and How.
Generally, the Order to Cash (OTC) process requires detail information of the customers’ personal identified information (PII) like name, billing address, or ev…[Read more]
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Fangzhou Hou commented on the post, Week 6 Questions, on the site 8 years ago
Exactly, to jump the GFW, users should find a VPN service provider with an oversea IP address, but this also brings a new problem that the oversea VPN servers may lower the speed of uploading and downloading the files.
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Fangzhou Hou posted a new activity comment 8 years ago
Thank you for sharing, and this is an interesting news to read. I didn’t hear this spyware before, but it seems similar to another PC malware which can access to the camera of the PC, and monitor the data flaw in and out. Now the Trident can even access smart phone’s camera and microphone, which significantly impact the users’ privacy.
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Fangzhou Hou posted a new activity comment 8 years ago
I read the article “Wi-Fi Flaw Exposes Android Devices to Attacks.” According to the article, the Wi-Fi technology used in the Android OS and many other products allows malicious actors to escalate privileges and cause a denial-of-service (DoS) condition on affected devices. This vulnerability patched with this month’s Android security updat…[Read more]
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Fangzhou Hou commented on the post, Week 6 Questions, on the site 8 years ago
You are right, some geographical regions are not allowed to access some oversea websites. One example is the Great Firewall of China (GFW), indeed, the GFW positively protects the internet users in mainland China from some sorts of online attacks from oversea unknown IP address, but it also blocked some widely used websites like the YouTube and Facebook.
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Fangzhou Hou commented on the post, Week 6 Questions, on the site 8 years ago
Good point in talking about the secure private network between different cloud providers. Since the VPN service allows the users visit the internet through VPN servers with the IP address and location of the provider, which means they need to send the data to the VPN servers first, and I was thinking that this may impact the speed of uploading and…[Read more]
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Fangzhou Hou commented on the post, Week 6 Questions, on the site 8 years ago
That’s correct, the VPN users can improve the security by using the VPN provider’s IP address and other information instead his own location. Besides the security, VPN also allowed the internet users from limited area break the online limitation. For example, the Great Firewall of China (GFW) forbid users in mainland China to visit some ove…[Read more]
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Fangzhou Hou commented on the post, Week 6 Questions, on the site 8 years ago
I strongly agree with you. Indeed, the VPN can significantly enhance the security for the internet users. By using the VPN, people who connect the internet will directly transfer their data to the VPN servers with the coded protection. This increase the difficulty to attackers who wants to steal the information from the users. Moreover, the VPN…[Read more]
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Fangzhou Hou commented on the post, Week 6 Questions, on the site 8 years ago
Question 2: What are the advantages of VPN?
The first advantage is the security of VPN. The PC users usually connect the internet through cables, but it also allows the attackers to locate the users’ IP address. However, by using the VPN, the data from users’ machine to the VPN servers is encrypted, so it enhances the difficulty to attack for hac…[Read more] -
Fangzhou Hou posted a new activity comment 8 years ago
Question 1: What is OSI model? What’s the main function of each OSI layer?
The OSI model stands for the Open System Interconnection Reference Model, which is a conceptual model that “characterizes and standardizes the communication functions of a computing system…” This model initially developed by the International Organization for Standar…[Read more]
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Fangzhou Hou commented on the post, Week 5 Questions, on the site 8 years ago
Great example of the new iPhone 7 Said. Indeed, the foreign exchange risk may cause the changes in products’ current price, and I think there are more reasons to cause the different price of the same product in different countries. For example, the import tariff policies in different countries is different, and this may also significantly affect t…[Read more]
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Fangzhou Hou commented on the post, Week 5 Questions, on the site 8 years ago
I agree with you that international companies have more risks to lose the packages. Indeed, different policies and time zone could be important reasons to higher the risk of losing packages, and I want to add one more, the multiple shipment processes could also higher the risk in losing international packages. In fact, international packages…[Read more]
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Fangzhou Hou commented on the post, Week 5 Questions, on the site 8 years ago
Great point of using the segregation of duty Yu Ming. You are right, in this case, one of the reason why Mr. Cash can access to all different car components is because the lack of segregation of duty. If the company can enhance the implement of establishing the segregation of duty related procedures, he may not have the accessible authority in all…[Read more]
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Fangzhou Hou posted a new activity comment 8 years ago
Question 3: Controls are important in all the OTC processes including shipping. What would be different in the controls of a purely domestic company vs. an international company? Give 1 – 2 specific examples.
One different in the controls of a purely domestic company vs. an international company is the time period of the shipping. For e…[Read more]
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Fangzhou Hou commented on the post, Week 5 Questions, on the site 8 years ago
Question 2: Assume the ‘One Piece at a Time’ video scenario could happen. If you are the operations manager responsible for the assembly line, what 1-2 key controls would you implement? Explain how the control addresses the risk.
If I’m the operations manager responsible for the assembly line, the first control I will implement is estab…[Read more]
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